Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.025,
    "vintage_probability": 0.69,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.825,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.895,
    "recommended_max_bid": 13.5,
    "estimated_resale_low": 15,
    "estimated_resale_high": 40,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a structured leather shoulder\/crossbody handbag with an adjustable strap.",
        "photo 3: interior label visibly reads \"GENUINE EEL SKIN \/ MADE IN KOREA,\" providing a specific material and country attribution.",
        "photo 2: gold-tone hardware and a small embossed mark are visible, but the mark is not legible as COACH."
    ],
    "negative_evidence": [
        "photo 3: the visible label identifies genuine eel skin made in Korea, not Coach, and shows no Coach creed or wordmark.",
        "photo 1: the exterior uses glossy segmented eel skin rather than the smooth glove-tanned cowhide typical of classic vintage Coach.",
        "photo 4: the bag is fabric-lined with multiple compartments, unlike many classic unlined glove-tanned Coach styles.",
        "photo 2: the closure appears to be a magnetic strap closure, not a Coach turnlock.",
        "photo 1: no recognizable Coach hangtag, horse-and-carriage emblem, or other clear Coach identifier is visible.",
        "photo 3: interior fabric tag reads GENUINE EEL SKIN MADE IN KOREA, not a Coach leather creed patch with No. serial",
        "photo 1,2,5,6: navy eel-skin panelled exterior, not Coach glove-tanned cowhide with suede-back unlined interior",
        "photo 1,2,5: magnetic button strap closure with tab, no brass turnlock with Coach geometry present",
        "photo 1-6: no COACH wordmark, horse-and-carriage, leather creed, or COACH-embossed hangtag visible",
        "photo 4: compartmented interior with center zip and suede-like lining, not Coach classic unlined glove-tanned layout with creed on back wall"
    ],
    "missing_information": [
        "A straight-on photo of every interior wall and pocket seam to confirm that no additional brand label or creed is present.",
        "Close-up photos of the embossed exterior mark and all hardware stamps, if any.",
        "Bottom, side, strap-end, and zipper-pull photos for fuller maker and condition assessment.",
        "Seller-stated measurements and a clear photo of the closure mechanism.",
        "No Coach creed patch shown - photo 3 shows only GENUINE EEL SKIN \/ MADE IN KOREA fabric tag",
        "No COACH wordmark, hangtag, or turnlock visible in any photo to support Coach manufacture",
        "Bottom \/ corner close-ups not shown to fully grade wear"
    ],
    "authenticity_concerns": [
        "photo 3: the Korea-made eel-skin construction and visible non-Coach material label are inconsistent with a classic Coach glove-tanned leather handbag.",
        "photo 2: the small exterior embossing is insufficient to establish Coach branding and may be a maker mark or decorative impression.",
        "No visible Coach identifier is present; this appears substantially more likely to be a non-Coach Korean eel-skin handbag than a misidentified Coach bag.",
        "photo 3: 'MADE IN KOREA' fabric label - 'Made in Korea' on a vintage-styled bag is a classic fake marker per reference",
        "photo 1,2,5: eel-skin exterior inconsistent with Coach glove-tanned cowhide classics of the 1980s",
        "photo 1,2,5: magnetic strap closure with no turnlock, no creed patch, no COACH wordmark or hangtag - no Coach identifiers present"
    ],
    "possible_model_reasoning": [
        "No Coach model is a strong match because the material label identifies Korean eel skin and the bag lacks a creed, serial, Coach wordmark, turnlock, or hangtag.",
        "The compact structured crossbody silhouette and multi-compartment interior are compatible with many 1980s\u20131990s Korean leather handbag designs, but silhouette alone is not brand evidence.",
        "Condition: Good to Very Good; surface creasing, scuffs, and wear are visible in photos 2, 5, and 6, while the interior appears intact. Odor and hidden damage cannot be assessed from photos.",
        "No Coach model fits: eel skin, Made in Korea tag, magnetic closure and lack of creed\/turnlock exclude all 1970s-1990s glove-tanned classics",
        "Seller-stated 1980s Korean eel-skin shoulder bag consistent with photos; not a Coach silhouette match",
        "Condition: Very Good; minor exterior markings and edge dust visible (photo 6), no rips\/tears per photos, hardware functional per seller text (unverified), bottom corners and full interior not fully shown"
    ],
    "estimated_era": "modern (2000s+), non-Coach",
    "observed_features": {
        "creed_present": false,
        "serial_or_style_number_present": false,
        "coach_wordmark_present": false,
        "turnlock_present": false,
        "hangtag_present": false,
        "creed_text": "not_visible",
        "serial_or_style_number": "not_visible",
        "hardware_description": "Gold-tone rings, clips, zipper hardware, and magnetic strap closure are visible; no Coach engraving is legible.",
        "leather_description": "Glossy dark navy segmented eel skin with vertical panel construction; visible surface creasing and minor scuffs.",
        "lining_description": "Dark fabric or suede-like lining is visible, with a central zippered compartment and additional pockets.",
        "strap_construction": "Long adjustable shoulder\/crossbody strap attached by gold-tone clips; a short handle\/drop is also described by the seller but is not clearly separable from the strap in all photos.",
        "stitching_description": "Visible perimeter and panel stitching appears generally even; some edge wear and creasing are visible."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0009,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.03,
                "vintage_probability": 0.68,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.9,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly a structured leather shoulder\/crossbody handbag with an adjustable strap.",
                    "photo 3: interior label visibly reads \"GENUINE EEL SKIN \/ MADE IN KOREA,\" providing a specific material and country attribution.",
                    "photo 2: gold-tone hardware and a small embossed mark are visible, but the mark is not legible as COACH."
                ],
                "negative_evidence": [
                    "photo 3: the visible label identifies genuine eel skin made in Korea, not Coach, and shows no Coach creed or wordmark.",
                    "photo 1: the exterior uses glossy segmented eel skin rather than the smooth glove-tanned cowhide typical of classic vintage Coach.",
                    "photo 4: the bag is fabric-lined with multiple compartments, unlike many classic unlined glove-tanned Coach styles.",
                    "photo 2: the closure appears to be a magnetic strap closure, not a Coach turnlock.",
                    "photo 1: no recognizable Coach hangtag, horse-and-carriage emblem, or other clear Coach identifier is visible."
                ],
                "missing_information": [
                    "A straight-on photo of every interior wall and pocket seam to confirm that no additional brand label or creed is present.",
                    "Close-up photos of the embossed exterior mark and all hardware stamps, if any.",
                    "Bottom, side, strap-end, and zipper-pull photos for fuller maker and condition assessment.",
                    "Seller-stated measurements and a clear photo of the closure mechanism."
                ],
                "authenticity_concerns": [
                    "photo 3: the Korea-made eel-skin construction and visible non-Coach material label are inconsistent with a classic Coach glove-tanned leather handbag.",
                    "photo 2: the small exterior embossing is insufficient to establish Coach branding and may be a maker mark or decorative impression.",
                    "No visible Coach identifier is present; this appears substantially more likely to be a non-Coach Korean eel-skin handbag than a misidentified Coach bag."
                ],
                "observed_features": {
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "serial_or_style_number_present": false,
                    "serial_or_style_number": "not_visible",
                    "coach_wordmark_present": false,
                    "turnlock_present": false,
                    "hangtag_present": false,
                    "hardware_description": "Gold-tone rings, clips, zipper hardware, and magnetic strap closure are visible; no Coach engraving is legible.",
                    "leather_description": "Glossy dark navy segmented eel skin with vertical panel construction; visible surface creasing and minor scuffs.",
                    "lining_description": "Dark fabric or suede-like lining is visible, with a central zippered compartment and additional pockets.",
                    "strap_construction": "Long adjustable shoulder\/crossbody strap attached by gold-tone clips; a short handle\/drop is also described by the seller but is not clearly separable from the strap in all photos.",
                    "stitching_description": "Visible perimeter and panel stitching appears generally even; some edge wear and creasing are visible."
                },
                "possible_model_reasoning": [
                    "No Coach model is a strong match because the material label identifies Korean eel skin and the bag lacks a creed, serial, Coach wordmark, turnlock, or hangtag.",
                    "The compact structured crossbody silhouette and multi-compartment interior are compatible with many 1980s\u20131990s Korean leather handbag designs, but silhouette alone is not brand evidence.",
                    "Condition: Good to Very Good; surface creasing, scuffs, and wear are visible in photos 2, 5, and 6, while the interior appears intact. Odor and hidden damage cannot be assessed from photos."
                ],
                "confidence": 0.91,
                "recommended_max_bid": 15,
                "estimated_resale_low": 15,
                "estimated_resale_high": 45
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 3: 'MADE IN KOREA' fabric label - 'Made in Korea' on a vintage-styled bag is a classic fake marker per reference",
                    "photo 1,2,5: eel-skin exterior inconsistent with Coach glove-tanned cowhide classics of the 1980s",
                    "photo 1,2,5: magnetic strap closure with no turnlock, no creed patch, no COACH wordmark or hangtag - no Coach identifiers present"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 35,
                "estimated_resale_low": 15,
                "image_quality_score": 0.75,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "No Coach creed patch shown - photo 3 shows only GENUINE EEL SKIN \/ MADE IN KOREA fabric tag",
                    "No COACH wordmark, hangtag, or turnlock visible in any photo to support Coach manufacture",
                    "Bottom \/ corner close-ups not shown to fully grade wear"
                ],
                "negative_evidence": [
                    "photo 3: interior fabric tag reads GENUINE EEL SKIN MADE IN KOREA, not a Coach leather creed patch with No. serial",
                    "photo 1,2,5,6: navy eel-skin panelled exterior, not Coach glove-tanned cowhide with suede-back unlined interior",
                    "photo 1,2,5: magnetic button strap closure with tab, no brass turnlock with Coach geometry present",
                    "photo 1-6: no COACH wordmark, horse-and-carriage, leather creed, or COACH-embossed hangtag visible",
                    "photo 4: compartmented interior with center zip and suede-like lining, not Coach classic unlined glove-tanned layout with creed on back wall"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone hardware; small square rings \/ clips at strap ends (photo 1,4,5); magnetic button closure; zipper with small pull (photo 4); plated appearance, not solid vintage brass turnlock",
                    "leather_description": "navy blue genuine eel skin with vertical panel seams and glossy eel texture (photo 1,2,5,6); supple appearance",
                    "lining_description": "dark suede-like \/ fabric interior with center zip compartment and additional zip pocket (photo 3,4)",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "tone-on-tone stitching around flap edge and tab, even but not Coach classic detail (photo 2,5,6)",
                    "strap_construction": "thin flat navy crossbody \/ shoulder strap attached with gold-tone rings, non-adjustable buckle visible (photo 1,5)",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: eel skin, Made in Korea tag, magnetic closure and lack of creed\/turnlock exclude all 1970s-1990s glove-tanned classics",
                    "Seller-stated 1980s Korean eel-skin shoulder bag consistent with photos; not a Coach silhouette match",
                    "Condition: Very Good; minor exterior markings and edge dust visible (photo 6), no rips\/tears per photos, hardware functional per seller text (unverified), bottom corners and full interior not fully shown"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.7
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17877,
            "output_tokens": 1058,
            "total_tokens": 18935,
            "estimated_cost_usd": 0.00969
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18220,
            "output_tokens": 1800,
            "total_tokens": 20020,
            "estimated_cost_usd": 0.005084
        }
    ]
}